Fourth LTS (Long Term Support) release of Ubuntu, code-named Precise Pangolin. Released on 26th April, 2012. Only use this tag if your question is version-specific.

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sd-card 64GB can not be ext4 formated. Is there any work around?

Trying to setup 64GB sd card with ubuntu 12.04 but it is not posible to succesfully create & format ext3/ext4 partition. The same thing works with 32GB sd card perfectly. Anyone to help?
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1answer
26 views

Will apache2 restart automatically if it's processes die on the server?

Will apache2 restart automatically if it's processes die on the server? As I understand it, apache2 starts by using SysV with links in /etc/rc?.d/. I can see them using this command: ls -l ...
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24 views

Installation problem in libosip2-3deb package

I am working on open IMS core, for that I need to install SIP on client systems. I wanted to install this uctimsclient, but I am facing issues with installing dependency packages given below: ...
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1answer
29 views

email - Postfix name issue with using $header “name <email>”

I've set up Postfix on my Ubuntu+Nginx machine to send mail and I'm running in to one issue. The issue is that the from name is www-data with the email ...
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24 views

How to know why does ubuntu server (on the virtual machine - KVM) shuts down itself

My ubuntu server 12.04.2 LTS (GNU/Linux 3.2.0-37-generic-pae i686) shuts down by itself in different times I can't find what's causing it. It has installed on Virtual Machine Manager 0.9.1 that is ...
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8 views

How to access mail in an organized manner

I just finished setting up postfix on my ubuntu 14.04 server, however, to access my mail I have to use command line. How can I make it so that I can access the mail in an organized manner, like ...
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1answer
44 views

cant connect to wireless network on 12

i recently bought DEll inspiron R15 ,it comes with ubuntu 12.04. everything was ok till a few days ago (probably after installing some updates), there was no evidence of wireless network on the ...
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2answers
37 views

4 partitions, which to delete? [duplicate]

I have these partitions, and I need to delete one to install Ubuntu I have Dev SDA 1, NTFS, windows 7 (loader) Dev SDA 2, NTFS, windows 7 recovery environment (loader) My main windows partition SDA ...
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33 views

hdmi makes screen black ubuntu 12.04

my HDMI port is connecting to the tv. But every time I press a button on the keyboard the screen on both the tv and the computer go black and have to restart my computer. things that might be ...
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1answer
346 views

Ubuntu Intel wireless 3160 AC not working/slow/disconnecting/unstable

I had just bought a toshiba l50-b-1q0 with intel wireless 3160AC module. I have installed ubuntu 12.04 (I heard 14 natty is even worse) and tried different kernels: 3.12rc4, 3.11, 3.13.2, 3.17. But I ...
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1answer
35 views

Interrupted Ubuntu 14.04 upgrade, Dual Boot

Whilst upgrading Ubuntu 12.04 to 14.04 via the update manager, a power shortage in the building caused my desktop to fail. This was in the installation phase. I am now able to boot the PC in Windows ...
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1answer
70 views

Can't install McAfee antivirus free

I bought a Dell Vostro 3546 laptop online with Ubuntu as a OS. They gave McAfee antivirus free but I can't install it, now I can't install my McAfee antivirus in my Ubuntu 12.04, they show that ...
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61 views

Only 8 cores on Ubuntu 12.04 Desktop 32bit with Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz

I got the new build machine with Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz which has 6 cores and support 12 hyper thread. I installed Ubuntu 12.04 LTS 32bit Desktop version and looked at ...
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0answers
47 views

chromium build fails due to `out of memory` allocation

i am trying to build chromium content_shell. But it fails at the last linking stage because of out of memory. Error Log: [1/1] LINK content_shell ... /usr/bin/ld: out of memory allocating ...
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14 views

can not install moadmin in ubuntu 12.04

I am trying to use phpMoAdmin to use the gui in mongo database. I download the moadmin.php file and place it in the /var/www folder. But when I try to access it using localhost/moadmin , it tries to ...
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16 views

Explain ubuntu “built on x.y.z” OS dependencies to me

When a program is "built on Ubuntu 12.04.5" - what happens to that program when the underlying OS is upgraded ? Here's an example : WKHTMLTOPDF has pre-built versions for Ubuntu 12.04.5 and Ubuntu ...
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18 views

How to rescan for hardware changes?

I'm using dd to clone disks and quickly have a new system up and running as opposed to having to install everything from scratch. This strategy works, however there are some glitches here and there ...
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27 views

LTSP Client Boot Issue - Ubuntu 12.04 VMware

Today I've been trying to get a virtual Ubuntu 12.04 LTSP server and client setup running in VMWare Fusion by following this guide. ...
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1answer
106 views

How to upgrade within a LTS release (not to a new one)?

I have an old 12.04.2 Ubuntu server. I want to update it to 12.04.5. But do-release-upgrade would upgrade to 14 LTS. What do I have to do in order to update only within my LTS release?
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19 views

uEye UI1480LE camera on Ubuntu 12.04 libueye_api not found

I've installed uEye 4.40 x64 drivers for Ubuntu and I can start, stop the camera on terminal with /etc/init.d/ueyeusbdrc start or stop and run demo application to take some pics. But when I want to ...
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0answers
75 views

Virtualbox 3D acceleration doesn't work with Ubuntu 12.04

I'm running 64 bit Ubuntu 12.04 as Virtualbox guest, host is Windows 7 64 bit. Ubuntu works slowly if I disable 3D acceleration in Virtualbox and painfully slowly if I enable it. I have followed ...
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7 views

USB Drive Always has to be Checked Even After 'Proper' Unmount

I have an ADATA UV150 32GB USB flash drive. The problem I have is that even after unmounting it 'properly' (i.e. pressing the eject button), it is always mounted read only when I connect it again. To ...
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1answer
14 views

Cannot change vncserver default geometry

I'm using Ubuntu 12.04 (I think it's desktop...) and running vncserver to connect to it remotely. I can successfully set the resolution if I use the -geometry flag when starting the server, but I ...
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1answer
52 views

Ubuntu 12.04.4 LTS does not start desktop

I have never worked with Linux before. However, I was able to work with my new Ubuntu computer until I was prompted to update from 12.02 to 12.04, which I did. Immediately after rebooting, I got to ...
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104 views

I Can't Install Anything On Ubuntu 12.04, on software cent. nor installing manually

i don't know when or how it started but now i can't seem to install anything, even if manually like this: user@user-HP-14-Notebook-PC:~$ sudo apt-get install cheese [sudo] password for user: ...
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14 views

Why can't I start a VNC session using the randr flag?

I'm using Ubuntu 12.04 (I think it's desktop...) and can successfully run vncserver (which ultimately links to /usr/bin/vnc4server) and connect with my client, and I can also add the -geometry flag ...
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1answer
33 views

Ubuntu 12.04 LTE update caused a kernel panic errors

3 days ago I've updated Ubuntu 12.04 LTE on our server (mainly to get new OpenSSL libs), rebooted, everything was fine. Then after 6 hours server stopped to respond. I rebooted again and it was works ...
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1answer
35 views

I recently installed Ubuntu 12.04 on my dell inspiron 1545 and I can't get the wireless internet connection to work?

I am very new to Ubuntu so please explain it in layman's terms. I have found various threads that explain this problem and resolving it using a wired internet connection to download drivers. I piggy ...
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10 views

ubuntu 12.04 compiz startup crash [duplicate]

I have ubuntu 12.04 32-bit running fine since 2 months, since last two days I'm having the following problem: When I login, the launcher never appear, window borders do not appear. I have then to ...
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57 views

USB flash drive not detected on 12.04

after a "system crash" my usb flash drive is not detected anymore. It contains important data and I need to get access to it. I found that the device is listed as /dev/sde after plugging it in. ...
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1answer
26 views

install ubuntu12.04 on dell r710 raid 5

I have created a virtual disk 0 with raid 5 on Dell r710. This virtual disk 0 consists of 6 physical disks. Each disk comes with 1TB disk space. I used the bootable CD that I created to try to ...
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1answer
37 views

Installing pyGPs - A Package for Gaussian Processes

I am doing a project which predicts expected electrical load every half an hour based on Gaussian model of previous 1 year data. I am currently using python 2.7.3 for implementing this project. For ...
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2answers
27 views

grub not dual booting win7

New Ubuntu 14.04 installation. Boots straight to Ubuntu. Tried repairing. Here is output of fdisk: Device Boot Start End Blocks Id System /dev/sda1 * 63 ...
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1answer
76 views

Can I resize a physical volume?

I've been trying to solve the following problem 5 good hours now. I've recently installed Linux Mint 17 with LVM, erasing my hard disk. For some reason I want to dual boot Ubuntu 12.04 alongside my ...
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16 views

What does + - ? signs mean when running sudo service --status-all? [duplicate]

What these symbols mean? I thought that if the service is running or not, but it is not.
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0answers
35 views

Record from two ports of the same source simultaneously with PulseAudio

After a lot of searching and finding nothing which seems to be of any help, I came here to ask help from someone smarter than me. I need to record 2 audio feeds simultaneously. The one is from the ...
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2answers
80 views

old kernel removal since lts/hwe

Since the move to 12.04 LTS/HWE, I now seem to have several linux kernel images stored. I don't really care about the detail of what is going on here, but want to know which of the old kernels I can ...
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1answer
77 views

burp: The proxy server is refusing connections from another computer

Ubuntu 12.04.5 LTS (Precise) 32-bit desktop. I have installed burp (an intercepting Proxy), and it works for programs run from the same computer, but when I try to connect from another computer on ...
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1answer
17 views

Permanent FTP access for user?

I've set up my VPS with a second user foo using sudo adduser foo and then given access ALL=(ALL:ALL) ALL using sudo /usr/sbin/visudo, And then I can use this user to access the server's root ...
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1answer
36 views

munin 404 after upgrading to 14.04

I've upgraded my Ubuntu Server from 12.04.3 (or maybe it was .4 - don't really remember) to 14.04 (now it's 14.04.1) some time ago. Didn't need to use munin since then. Now I need it, but all I'm ...
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60 views

ATI Radeon R9550 AGP 256MB - Suggested (Best) Driver?

Using Ubuntu 12.04 32 bit. My card is R9550. The system is using 'Gallium 0.4 on ATI RV350 '. I remember there is a few open source drivers, like fglrx etc. Also in this site: ...
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1answer
31 views

How to save an SPSS file.sav downloaded with firefox in UBUNTU 14.04 [closed]

Im using GNU PSPP and working with SPSS files with the sav extension. I need to download sav files with firefox and open it with GNU PSPP. When I download a file.sav with firefox, it shows the file in ...
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1answer
92 views

Enable proprietary driver option disappeared after enabling it for AMD ATI Mobility Radeon HD 4330

I've been struggling with this a while. I have an older Acer Aspire 5810T with a AMD ATI Mobility Radeon HD 4330 inside it. I've disabled the switchable option and am now only running the HD4330 card, ...
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42 views

How to launch Tor browser in Ubuntu 12.04

I have installed Tor as per the instructions on the official page. When I type 'tor' into the terminal I get "[notice] Bootstrapped 100%: Done" and then nothing else happens. Is there something else ...
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9 views

I need software for working on Controllers like AVR, PIC, ARM and also there simulation on Ubuntu. please help

I need software for working on Controllers like AVR, PIC, ARM and also there simulation on Ubuntu. please help
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33 views

ubuntu grub rescue no loaded kernel

I backup my system by tar. And then tar -cxvf the backup file on the another disk ,Start the computer into the grub rescue,error: not found /boot/grub/i-386/normal.mod。 then I did: grub rescue > ...
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67 views

T400 wireless adaptor not work

My wireless card wlan0 on Thinkpad T400 can work for a short while, after each booting into Ubuntu 12.04. But after a while, maybe an hour later, it starts not working. Here are the outputs of ...
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1answer
37 views

Installing Steam on Ubuntu 12.04

I'm having issues with Steam. When I attempt to get it from the USC, it tells me it needs curl. Trying to get curl (using apt-get on the terminal) doesn't work either, instead telling me: Package ...
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0answers
65 views

ubuntu 12.04 update manager failure, error 404

I keep getting a very ominous looking red exclamation point telling me to manually check for updates as the package info is outdated, but when I attempt to do so I get an error saying there was a ...
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1answer
23 views

Is a permission error causing this?

I'm running an Ubuntu 12.04 server with Digital Ocean and installed zPanel on it, now I'm trying to run Pyd.io in zPanel's public_html and get the following error in the web browser- realpath(): ...